CN219203497U - Electronic equipment antenna and electronic equipment - Google Patents

Abstract

The application discloses an electronic equipment antenna and electronic equipment, belongs to the technical field of electronic equipment. The electronic device antenna includes a feed point, a first stub, and a second stub. The first branch and the second branch are arranged on the shell of the electronic equipment; one end of the first branch is connected with a metal shell of the electronic equipment or embedded metal on the shell, and the opposite end of the first branch is connected with a feed point; one end of the second branch is connected with the feed point, and the second branch is arranged on one side of the first branch connected with the feed point in a surrounding mode, so that the second branch is coupled with the first branch. The electronic equipment antenna that this application provided, the second minor matters enclose to establish in first minor matters and feed one side that the place is connected for second minor matters and first minor matters are coupled, through setting up first minor matters and second minor matters on electronic equipment's casing, save electronic equipment's inner space, realized multifrequency section antenna's miniaturization.

Description

Electronic equipment antenna and electronic equipment

Technical Field

The present utility model relates to the field of electronic devices, and in particular, to an antenna for an electronic device and an electronic device.

Background

Electronic devices, such as mobile terminals, have become one of the indispensable items in people's daily lives. The technical development trend of the mobile terminal is large bandwidth, high reliability, low time delay and large-scale connection. The large bandwidth can bring faster data transmission rate, greatly improves user experience, but the large bandwidth needs support of multiple antennas, and the increase of the number of the antennas enables the antennas to occupy more internal space of the electronic equipment, so that the layout of other components of the electronic equipment is affected. Therefore, providing a miniaturized multiband antenna is a technical problem to be solved.

Disclosure of Invention

The application provides an electronic equipment antenna, which can solve the problem that the electronic equipment antenna occupies more internal space of the electronic equipment.

In order to solve the technical problem, the electronic equipment antenna and the electronic equipment provided by the application comprise a feed point, a first branch and a second branch. The first branch and the second branch are arranged on the shell of the electronic equipment; one end of the first branch is connected with a metal shell of the electronic equipment or embedded metal on the shell, and the opposite end of the first branch is connected with a feed point; one end of the second branch is connected with the feed point, and the second branch is arranged on one side of the first branch connected with the feed point in a surrounding mode, so that the second branch is coupled with the first branch.

The application provides electronic equipment, which comprises a display screen module, a shell and a control circuit board; the shell is provided with the electronic equipment antenna; the display screen module and the shell are matched to form a containing space, the control circuit board is arranged in the containing space, and the control circuit board is used for controlling the working state of the electronic equipment.

The electronic equipment antenna that this application provided, the second minor matters enclose to establish in first minor matters and feed one side that the place is connected for second minor matters and first minor matters are coupled, through setting up first minor matters and second minor matters on electronic equipment's casing, save electronic equipment's inner space, realized multifrequency section antenna's miniaturization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an embodiment of an antenna of an electronic device provided in the present application;

fig. 2 is a schematic structural diagram of another embodiment of an antenna of an electronic device provided in the present application;

fig. 3 is a schematic structural diagram of another embodiment of an antenna of an electronic device provided in the present application;

FIG. 4 is a schematic view of an embodiment of a radiator provided herein;

FIG. 5 is a schematic structural diagram of an embodiment of a radiator according to the present disclosure in a relationship with a first branch and a second branch;

fig. 6 is a schematic diagram of return loss of the electronic device antenna provided in the present application in four different states;

FIG. 7 is a schematic structural diagram of an embodiment of an electronic device provided herein;

FIG. 8 is a schematic cross-sectional view of the electronic device at C-C in the embodiment of FIG. 7;

fig. 9 is a schematic block diagram illustrating the structural components of an embodiment of the electronic device of the present application.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is specifically noted that the following examples are only for illustrating the present utility model, but do not limit the scope of the present utility model. Likewise, the following examples are only some, but not all, of the examples of the present utility model, and all other examples, which a person of ordinary skill in the art would obtain without making any inventive effort, are within the scope of the present utility model.

In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. The terms "first," "second," "third," and the like in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. All directional indications (such as up, down, left, right, front, back … …) in the embodiments of the present application are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture (as shown in the drawings), and if the particular gesture changes, the directional indication changes accordingly. The terms "comprising" and "having" and any variations thereof in the embodiments of the present application are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may alternatively include other steps or elements not listed or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

The application provides an electronic equipment antenna and electronic equipment. Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of an antenna for an electronic device provided in the present application. The electronic device antenna 100 may include a feed point 10, a feed point 20, a first stub 30, and a second stub 40. The first branch 30 and the second branch 40 are disposed on a housing (not shown in the figure) of the electronic device, one end of the first branch 30 is connected to a metal housing of the electronic device or an embedded metal on the housing, and an opposite end of the first branch 30 is connected to the feed point 20. One end of the second stub 40 is connected to the feeding point 10, and the second stub 40 is enclosed on a side of the first stub 30 connected to the feeding point 20, so that the second stub 40 is coupled to the first stub 30.

Specifically, the feeding point 10 is connected with the PCB through a spring plate, and the feeding point 10 is provided with an adjustable capacitor. The feed point 20 is connected to the PCB motherboard by an SP4T switch (single pole four throw switch) which may connect inductance, capacitance, 0 ohm to ground, or a null pad.

The electronic equipment antenna 100 that this application provided, second minor constituent 40 encloses and establishes in first minor constituent 30 and feed the one side that place 20 is connected for second minor constituent 40 couples with first minor constituent 30, through setting up first minor constituent 30 and second minor constituent 40 on electronic equipment's casing, saves electronic equipment's inner space, has realized the miniaturization of multifrequency section antenna.

Specifically, in one embodiment, the first branch 30 includes a first section 31 connected to a metal housing or embedded metal on the housing of the electronic device and extending downward, a second section 32 connected to the end of the first section 31 and bent in the direction of the feed point 20, and a third section 33 bent upward from the end of the second section 32 and connected to the feed point 20. The second branch 40 includes a fourth segment 41 connected to the feeding point 10 and extending downward, and a fifth segment 42 formed by bending the end of the fourth segment 41 toward the feeding point 20.

In one embodiment, the first segment 31 extends vertically downward (in the direction of arrow Y in the figure), the third segment 33 is parallel to the first segment 31, and the second segment 32 is perpendicular to the first segment 31 and the third segment 33; the fourth section 41 extends vertically downward (arrow Y direction in the drawing), and the fifth section 42 is perpendicular to the fourth section 41.

In some embodiments, the length of the fifth section 42 is greater than the length of the second section 32, as shown in fig. 2 and 3, fig. 2 is a schematic structural diagram of another embodiment of the electronic device antenna provided in the present application, and fig. 3 is a schematic structural diagram of another embodiment of the electronic device antenna provided in the present application. The length of the fifth section 42 is greater than the length of the second section 32, increasing the flexibility of impedance matching adjustment and the frequency band range.

In some embodiments, the second section 32 is flush with the fifth section 42 on a side remote from the feed point 10, as in fig. 1, 2.

In an embodiment, the fifth section 42 is enclosed on the side of the second section 32 remote from the feeding point 10, as shown in fig. 3. So configured, the lengths of the second and fifth sections 32, 42 are made sufficiently long so that the tunable ranges of the first and second branches 30, 40 are increased, further increasing the flexibility of impedance matching tuning and the frequency band range.

Referring to fig. 4 and 5, fig. 4 is a schematic structural diagram of an embodiment of a radiator provided in the present application, and fig. 5 is a schematic structural diagram of an embodiment of a radiator provided in the present application in a relationship of being opposite to a first branch and a second branch. The radiator 50 is disposed opposite to the first branch 30 and the second branch 40, the radiator 50 is connected to the feeding point 10 and the feeding point 20, and the radiator 50 is provided with a radiation branch 51. The radiator 50 may be a Flexible Printed Circuit (FPC) or may be formed by a laser engraving (LDS), printing (PDS) or the like process. Radiator 50 constitutes both a PIFA antenna and a LOOP antenna.

The antenna 100 is matched with the adjustable capacitor and four paths of different connections on the SP4T switch to generate four return loss in different states, as shown in fig. 6, and fig. 6 is a schematic diagram of return loss in four different states of the electronic device antenna provided by the present application. S11 is the return loss generated when the adjustable capacitance value is 0 omega, and the coverage frequency is 1920-2170 MHz and 3300-4200 MHz; s22 is the return loss generated by the state that the adjustable capacitance value is 0.75pF and the inductance is 2.7nH, and the coverage frequency is 1710-1920 MHz; s33 is the return loss generated by the state that the adjustable capacitance value is 3.3pF and the inductance is 5.6nH, and the coverage frequency is 2496-2690 MHz; s44 is the return loss generated by the adjustable capacitance value of 3.9pF and the non-adjustable capacitance of 0.5pF, and the coverage frequency is 2300-2400 MHz. The four states can cover the middle, high and ultrahigh frequency bands of 4G and 5G frequency bands and Sub 6G. The efficiency at each frequency is shown in the following table, and it can be seen from the following table that each frequency band has a higher antenna efficiency.

Referring to fig. 7 and 8, fig. 7 is a schematic structural diagram of an embodiment of the electronic device provided in the present application, and fig. 8 is a schematic structural sectional view of the electronic device at C-C in the embodiment of fig. 7. The electronic device 200 includes a display module 210, a housing 220, and a control circuit board 230, where the housing 220 is provided with the electronic device antenna 100. The display screen module 210 and the housing 220 cooperate to form a receiving space, the control circuit board 230 is disposed in the receiving space, and the control circuit board 230 is used for controlling the working state of the electronic device 200. In addition, the detailed technical features of the other hardware portion structures of the electronic device 200 are within the understanding scope of those skilled in the art, and will not be described herein.

Referring to fig. 9, fig. 9 is a schematic block diagram illustrating the structural components of an embodiment of an electronic device of the present application, where the electronic device may be a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like. The structure of the electronic device may include an RF circuit 91 (which may be an antenna 100 in the foregoing embodiment), a memory 92, an input unit 93, a display unit 94, a sensor 95, an audio circuit 96, a wifi module 97, a processor 98, a power supply 99, and the like. Wherein the RF circuit 91, the memory 92, the input unit 93, the display unit 94, the sensor 95, the audio circuit 96, and the wifi module 97 are respectively connected with the processor 98; the power supply 99 is used to supply power to the entire electronic device 200.

Specifically, the RF circuit 91 is configured to receive a signal; memory 92 is used to store data instruction information; the input unit 93 is used for inputting information, and may specifically include a touch panel 931 and other input devices 932 such as operation keys; the display unit 94 may include a display panel 941 and the like; the sensor 95 includes an infrared sensor, a laser sensor, etc. for detecting a user proximity signal, a distance signal, etc.; the speaker 961 and microphone 962 are coupled to the processor 98 through the audio circuit 96 for receiving and transmitting audio signals; the wifi module 97 is used for receiving and transmitting wifi signals, and the processor 98 is used for processing data information of the electronic device. For specific structural features of the electronic device, please refer to the related description of the above embodiment, and detailed description thereof will not be provided herein.

The electronic equipment antenna and the electronic equipment provided by the application have the following beneficial effects:

1. through enclosing second branch 40 and establishing in first branch 30 and feed the one side that place 20 is connected for second branch 40 couples with first branch 30, through setting up first branch 30 and second branch 40 on electronic equipment's casing, saves electronic equipment's inner space, has realized the miniaturization of multifrequency section antenna.

2. The fifth section 42 is enclosed on the side of the second section 32 remote from the feeding point 10, so that the lengths of the second section 32 and the fifth section 42 are sufficiently long, which increases the flexibility of impedance matching adjustment and the frequency band range.

The foregoing description is only a partial embodiment of the present utility model, and is not intended to limit the scope of the present utility model, and all equivalent devices or equivalent processes using the descriptions and the drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the present utility model.

Claims (10)

1. An electronic device antenna, comprising:

the electronic equipment comprises a feed point, a first branch and a second branch, wherein the first branch and the second branch are arranged on a shell of the electronic equipment;

one end of the first branch is connected with a metal shell of the electronic equipment or embedded metal on the shell, and the opposite end of the first branch is connected with the feed point;

one end of the second branch is connected with the feed point, and the second branch is arranged on one side of the first branch, which is connected with the feed point, in a surrounding mode, so that the second branch is coupled with the first branch.

2. The antenna of claim 1, wherein the first stub comprises a first section connected to a metal housing or embedded metal on a housing of the electronic device and extending downward, a second section connected to an end of the first section and bent toward the feed point, and a third section bent upward from an end of the second section and connected to the feed point.

3. The antenna of claim 2, wherein the second stub includes a fourth segment connected to the feed point and extending downward and a fifth segment formed by bending an end of the fourth segment toward the feed point.

4. The antenna of claim 3, wherein the first section extends vertically downward, the third section is parallel to the first section, and the second section is perpendicular to the first section and the third section;

the fourth section extends vertically downward, and the fifth section is perpendicular to the fourth section.

5. The antenna of claim 4, wherein the length of the fifth section is greater than the length of the second section.

6. The antenna of claim 4, wherein the second section is flush with the fifth section on a side remote from the feed point.

7. The antenna of claim 4, wherein the fifth section is enclosed on a side of the second section remote from the feed point.

8. The antenna of claim 1, comprising a radiator disposed opposite the first and second stubs, the radiator being connected to the feed point and the feed point, respectively, the radiator being provided with a radiating stub.

9. The antenna of claim 8, wherein the radiator is a flexible circuit board or is formed by laser engraving or printing.

10. An electronic device, comprising:

the display screen module, the shell and the control circuit board;

an electronic device antenna according to any one of claims 1-9 provided on the housing;

the display screen module and the shell are matched to form a containing space, the control circuit board is arranged in the containing space, and the control circuit board is used for controlling the working state of the electronic equipment.

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